That is a barefoot tour - if you need to keep your footwear on please Get hold of us just before your tour for more particulars. And as a result of space sheer remoteness, the coral reef would be the healthiest in Hawaii attracting a variety of marine everyday living https://snorkeling-niihau-island01111.webbuzzfeed.com/35331861/details-fiction-and-niihau-boat-tour